diff options
Diffstat (limited to 'drivers/crypto/marvell/octeontx2/otx2_cptlf.c')
| -rw-r--r-- | drivers/crypto/marvell/octeontx2/otx2_cptlf.c | 139 |
1 files changed, 100 insertions, 39 deletions
diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptlf.c b/drivers/crypto/marvell/octeontx2/otx2_cptlf.c index 6edd27ff8c4e..b52728e3c0d1 100644 --- a/drivers/crypto/marvell/octeontx2/otx2_cptlf.c +++ b/drivers/crypto/marvell/octeontx2/otx2_cptlf.c @@ -106,6 +106,32 @@ static int cptlf_set_grp_and_pri(struct otx2_cptlfs_info *lfs, return ret; } +static int cptlf_set_ctx_ilen(struct otx2_cptlfs_info *lfs, int ctx_ilen) +{ + union otx2_cptx_af_lf_ctrl lf_ctrl; + struct otx2_cptlf_info *lf; + int slot, ret = 0; + + for (slot = 0; slot < lfs->lfs_num; slot++) { + lf = &lfs->lf[slot]; + + ret = otx2_cpt_read_af_reg(lfs->mbox, lfs->pdev, + CPT_AF_LFX_CTL(lf->slot), + &lf_ctrl.u, lfs->blkaddr); + if (ret) + return ret; + + lf_ctrl.s.ctx_ilen = ctx_ilen; + + ret = otx2_cpt_write_af_reg(lfs->mbox, lfs->pdev, + CPT_AF_LFX_CTL(lf->slot), + lf_ctrl.u, lfs->blkaddr); + if (ret) + return ret; + } + return ret; +} + static void cptlf_hw_init(struct otx2_cptlfs_info *lfs) { /* Disable instruction queues */ @@ -151,26 +177,14 @@ static void cptlf_set_misc_intrs(struct otx2_cptlfs_info *lfs, u8 enable) irq_misc.u); } -static void cptlf_enable_intrs(struct otx2_cptlfs_info *lfs) -{ - int slot; - - /* Enable done interrupts */ - for (slot = 0; slot < lfs->lfs_num; slot++) - otx2_cpt_write64(lfs->reg_base, lfs->blkaddr, slot, - OTX2_CPT_LF_DONE_INT_ENA_W1S, 0x1); - /* Enable Misc interrupts */ - cptlf_set_misc_intrs(lfs, true); -} - -static void cptlf_disable_intrs(struct otx2_cptlfs_info *lfs) +static void cptlf_set_done_intrs(struct otx2_cptlfs_info *lfs, u8 enable) { + u64 reg = enable ? OTX2_CPT_LF_DONE_INT_ENA_W1S : + OTX2_CPT_LF_DONE_INT_ENA_W1C; int slot; for (slot = 0; slot < lfs->lfs_num; slot++) - otx2_cpt_write64(lfs->reg_base, lfs->blkaddr, slot, - OTX2_CPT_LF_DONE_INT_ENA_W1C, 0x1); - cptlf_set_misc_intrs(lfs, false); + otx2_cpt_write64(lfs->reg_base, lfs->blkaddr, slot, reg, 0x1); } static inline int cptlf_read_done_cnt(struct otx2_cptlf_info *lf) @@ -257,24 +271,44 @@ static irqreturn_t cptlf_done_intr_handler(int irq, void *arg) return IRQ_HANDLED; } -void otx2_cptlf_unregister_interrupts(struct otx2_cptlfs_info *lfs) +void otx2_cptlf_unregister_misc_interrupts(struct otx2_cptlfs_info *lfs) { - int i, offs, vector; + int i, irq_offs, vector; + irq_offs = OTX2_CPT_LF_INT_VEC_E_MISC; for (i = 0; i < lfs->lfs_num; i++) { - for (offs = 0; offs < OTX2_CPT_LF_MSIX_VECTORS; offs++) { - if (!lfs->lf[i].is_irq_reg[offs]) - continue; + if (!lfs->lf[i].is_irq_reg[irq_offs]) + continue; - vector = pci_irq_vector(lfs->pdev, - lfs->lf[i].msix_offset + offs); - free_irq(vector, &lfs->lf[i]); - lfs->lf[i].is_irq_reg[offs] = false; - } + vector = pci_irq_vector(lfs->pdev, + lfs->lf[i].msix_offset + irq_offs); + free_irq(vector, &lfs->lf[i]); + lfs->lf[i].is_irq_reg[irq_offs] = false; + } + + cptlf_set_misc_intrs(lfs, false); +} +EXPORT_SYMBOL_NS_GPL(otx2_cptlf_unregister_misc_interrupts, + CRYPTO_DEV_OCTEONTX2_CPT); + +void otx2_cptlf_unregister_done_interrupts(struct otx2_cptlfs_info *lfs) +{ + int i, irq_offs, vector; + + irq_offs = OTX2_CPT_LF_INT_VEC_E_DONE; + for (i = 0; i < lfs->lfs_num; i++) { + if (!lfs->lf[i].is_irq_reg[irq_offs]) + continue; + + vector = pci_irq_vector(lfs->pdev, + lfs->lf[i].msix_offset + irq_offs); + free_irq(vector, &lfs->lf[i]); + lfs->lf[i].is_irq_reg[irq_offs] = false; } - cptlf_disable_intrs(lfs); + + cptlf_set_done_intrs(lfs, false); } -EXPORT_SYMBOL_NS_GPL(otx2_cptlf_unregister_interrupts, +EXPORT_SYMBOL_NS_GPL(otx2_cptlf_unregister_done_interrupts, CRYPTO_DEV_OCTEONTX2_CPT); static int cptlf_do_register_interrrupts(struct otx2_cptlfs_info *lfs, @@ -296,34 +330,53 @@ static int cptlf_do_register_interrrupts(struct otx2_cptlfs_info *lfs, return ret; } -int otx2_cptlf_register_interrupts(struct otx2_cptlfs_info *lfs) +int otx2_cptlf_register_misc_interrupts(struct otx2_cptlfs_info *lfs) { + bool is_cpt1 = (lfs->blkaddr == BLKADDR_CPT1); int irq_offs, ret, i; + irq_offs = OTX2_CPT_LF_INT_VEC_E_MISC; for (i = 0; i < lfs->lfs_num; i++) { - irq_offs = OTX2_CPT_LF_INT_VEC_E_MISC; - snprintf(lfs->lf[i].irq_name[irq_offs], 32, "CPTLF Misc%d", i); + snprintf(lfs->lf[i].irq_name[irq_offs], 32, "CPT%dLF Misc%d", + is_cpt1, i); ret = cptlf_do_register_interrrupts(lfs, i, irq_offs, cptlf_misc_intr_handler); if (ret) goto free_irq; + } + cptlf_set_misc_intrs(lfs, true); + return 0; - irq_offs = OTX2_CPT_LF_INT_VEC_E_DONE; - snprintf(lfs->lf[i].irq_name[irq_offs], 32, "OTX2_CPTLF Done%d", - i); +free_irq: + otx2_cptlf_unregister_misc_interrupts(lfs); + return ret; +} +EXPORT_SYMBOL_NS_GPL(otx2_cptlf_register_misc_interrupts, + CRYPTO_DEV_OCTEONTX2_CPT); + +int otx2_cptlf_register_done_interrupts(struct otx2_cptlfs_info *lfs) +{ + bool is_cpt1 = (lfs->blkaddr == BLKADDR_CPT1); + int irq_offs, ret, i; + + irq_offs = OTX2_CPT_LF_INT_VEC_E_DONE; + for (i = 0; i < lfs->lfs_num; i++) { + snprintf(lfs->lf[i].irq_name[irq_offs], 32, + "OTX2_CPT%dLF Done%d", is_cpt1, i); ret = cptlf_do_register_interrrupts(lfs, i, irq_offs, cptlf_done_intr_handler); if (ret) goto free_irq; } - cptlf_enable_intrs(lfs); + cptlf_set_done_intrs(lfs, true); return 0; free_irq: - otx2_cptlf_unregister_interrupts(lfs); + otx2_cptlf_unregister_done_interrupts(lfs); return ret; } -EXPORT_SYMBOL_NS_GPL(otx2_cptlf_register_interrupts, CRYPTO_DEV_OCTEONTX2_CPT); +EXPORT_SYMBOL_NS_GPL(otx2_cptlf_register_done_interrupts, + CRYPTO_DEV_OCTEONTX2_CPT); void otx2_cptlf_free_irqs_affinity(struct otx2_cptlfs_info *lfs) { @@ -416,11 +469,17 @@ int otx2_cptlf_init(struct otx2_cptlfs_info *lfs, u8 eng_grp_mask, int pri, if (ret) goto free_iq; + if (lfs->ctx_ilen_ovrd) { + ret = cptlf_set_ctx_ilen(lfs, lfs->ctx_ilen); + if (ret) + goto free_iq; + } + return 0; free_iq: - otx2_cpt_free_instruction_queues(lfs); cptlf_hw_cleanup(lfs); + otx2_cpt_free_instruction_queues(lfs); detach_rsrcs: otx2_cpt_detach_rsrcs_msg(lfs); clear_lfs_num: @@ -431,11 +490,13 @@ EXPORT_SYMBOL_NS_GPL(otx2_cptlf_init, CRYPTO_DEV_OCTEONTX2_CPT); void otx2_cptlf_shutdown(struct otx2_cptlfs_info *lfs) { - lfs->lfs_num = 0; /* Cleanup LFs hardware side */ cptlf_hw_cleanup(lfs); + /* Free instruction queues */ + otx2_cpt_free_instruction_queues(lfs); /* Send request to detach LFs */ otx2_cpt_detach_rsrcs_msg(lfs); + lfs->lfs_num = 0; } EXPORT_SYMBOL_NS_GPL(otx2_cptlf_shutdown, CRYPTO_DEV_OCTEONTX2_CPT); |